Home / 28,970.94-43,469.16-12,332.73

Finding the Fourth Proportional to 28,970.94, 43,469.16 and 12,332.73

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Solution

The fourth proportional to 28,970.94, 43,469.16 and 12,332.73 is: 18,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970.94 : 43,469.16 = 12,332.73 : x
  2. Step 2: Convert to fraction form
    28,970.94/43,469.16 = 12,332.73/x
  3. Step 3: Cross multiply
    28,970.94x = 43,469.16 × 12,332.73
  4. Step 4: Simplify right side
    28,970.94x = 536,093,413.61
  5. Step 5: Solve for x
    x = 536,093,413.61/28,970.94
  6. Step 6: Final answer
    x = 18,504.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.